[INFO] fetching crate ironhide 1.0.7...
[INFO] checking ironhide-1.0.7 against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393
[INFO] extracting crate ironhide 1.0.7 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate ironhide 1.0.7 on toolchain 5518eaa946291f00471af8b254b2a1715f234882
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ironhide 1.0.7
[INFO] finished tweaking crates.io crate ironhide 1.0.7
[INFO] tweaked toml for crates.io crate ironhide 1.0.7 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate ironhide 1.0.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rpassword v7.2.0
[INFO] [stderr]   Downloaded rustyline v9.1.2
[INFO] [stderr]   Downloaded base64-serde v0.6.1
[INFO] [stderr]   Downloaded vec1 v1.10.1
[INFO] [stderr]   Downloaded rustls-pemfile v1.0.1
[INFO] [stderr]   Downloaded zeroize v1.5.7
[INFO] [stderr]   Downloaded polling v2.5.2
[INFO] [stderr]   Downloaded fd-lock v3.0.8
[INFO] [stderr]   Downloaded promptly v0.3.1
[INFO] [stderr]   Downloaded smawk v0.3.1
[INFO] [stderr]   Downloaded pem v1.1.0
[INFO] [stderr]   Downloaded prettytable-rs v0.10.0
[INFO] [stderr]   Downloaded protobuf-codegen v3.2.0
[INFO] [stderr]   Downloaded protobuf-support v3.2.0
[INFO] [stderr]   Downloaded recrypt v0.13.1
[INFO] [stderr]   Downloaded rustls v0.20.7
[INFO] [stderr]   Downloaded curve25519-dalek-fiat v0.1.0
[INFO] [stderr]   Downloaded protobuf v3.2.0
[INFO] [stderr]   Downloaded h2 v0.3.17
[INFO] [stderr]   Downloaded unicode-linebreak v0.1.4
[INFO] [stderr]   Downloaded attohttpc v0.24.0
[INFO] [stderr]   Downloaded fancy-regex v0.10.0
[INFO] [stderr]   Downloaded protobuf-parse v3.2.0
[INFO] [stderr]   Downloaded async-io v1.12.0
[INFO] [stderr]   Downloaded jsonwebtoken v8.2.0
[INFO] [stderr]   Downloaded ed25519-dalek-fiat v0.1.0
[INFO] [stderr]   Downloaded keyring v1.2.0
[INFO] [stderr]   Downloaded ed25519 v1.5.2
[INFO] [stderr]   Downloaded zeroize_derive v1.3.3
[INFO] [stderr]   Downloaded ipnet v2.7.0
[INFO] [stderr]   Downloaded rtoolbox v0.0.1
[INFO] [stderr]   Downloaded gridiron v0.10.0
[INFO] [stderr]   Downloaded tzdb v0.5.1
[INFO] [stderr]   Downloaded ironoxide v2.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 94e3f6edde570e415df4b1dfad16ef6fd9c6e99d5e1338b1a779f4bb9f9cd21e
[INFO] running `Command { std: "docker" "start" "-a" "94e3f6edde570e415df4b1dfad16ef6fd9c6e99d5e1338b1a779f4bb9f9cd21e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "94e3f6edde570e415df4b1dfad16ef6fd9c6e99d5e1338b1a779f4bb9f9cd21e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94e3f6edde570e415df4b1dfad16ef6fd9c6e99d5e1338b1a779f4bb9f9cd21e", kill_on_drop: false }`
[INFO] [stdout] 94e3f6edde570e415df4b1dfad16ef6fd9c6e99d5e1338b1a779f4bb9f9cd21e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7fa7497f3f7145c108aef02a85dfa7f5703cb787d1367349fa2aefc6c314ccde
[INFO] running `Command { std: "docker" "start" "-a" "7fa7497f3f7145c108aef02a85dfa7f5703cb787d1367349fa2aefc6c314ccde", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling serde_derive v1.0.150
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]    Compiling serde v1.0.150
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]    Compiling cc v1.0.78
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.47/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "7fa7497f3f7145c108aef02a85dfa7f5703cb787d1367349fa2aefc6c314ccde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fa7497f3f7145c108aef02a85dfa7f5703cb787d1367349fa2aefc6c314ccde", kill_on_drop: false }`
[INFO] [stdout] 7fa7497f3f7145c108aef02a85dfa7f5703cb787d1367349fa2aefc6c314ccde
